Shipbuilding and Shipping Record . Details of ConstructionFig. 1.—Sectional Elevation and Plan of 200-Ton Reinforced Concrete /(ocfr^^ Horizontal Section at after End Fig. 2.—Midship Section and Typical Details of Reinforcement. 60 SHIPBUILDING AND SHIPPING RECORD. January 17, 1918. lighters, and the size of the ribs and the beams had also to be con-siderably increased. A very rich mix tnre chof en for the concreteand no stones were used. The thickness of the hull was to be 50 the height of the ribs 600 mm. at the bottom and nnn. atthe sides, the thickness of the r
Shipbuilding and Shipping Record . Details of ConstructionFig. 1.—Sectional Elevation and Plan of 200-Ton Reinforced Concrete /(ocfr^^ Horizontal Section at after End Fig. 2.—Midship Section and Typical Details of Reinforcement. 60 SHIPBUILDING AND SHIPPING RECORD. January 17, 1918. lighters, and the size of the ribs and the beams had also to be con-siderably increased. A very rich mix tnre chof en for the concreteand no stones were used. The thickness of the hull was to be 50 the height of the ribs 600 mm. at the bottom and nnn. atthe sides, the thickness of the ribs being 150 mm. The inner mould is fully erected beforehand with the keel upper-most on a kind of carriage which is allowed to go into the water withthe vessel. This is sho^vn in Fig. 3, from which can be seen thearrangement of the ribs. The reinforcement is next put into placeeverywhere before casting is commenced. The general arrange-ment of the reinforcing rods can be seen from Fig. 4. The cement isthen cast on the inner mould of the required thickness, no outer the darkest part of the night. Setting of the concrete takes ab
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